3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = <<< 'TEST' Foo1 TEST; echo $a;
Output for 7.0.0 - 7.0.31, 7.1.0 - 7.1.21, 7.2.0 - 7.2.9
Parse error: syntax error, unexpected '<<' (T_SL) in /in/3DhCj on line 3
Process exited with code 255.
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178.53 ms | 1400 KiB | 71 Q